[Bug 109135] R9 390 hangs at boot with DPM/DC enabled for kernels 4.19.x and above, says KMS not supported

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



Comment # 5 on bug 109135 from
(In reply to rmuncrief from comment #2)
[...]
> Here's the grub line I use for all testing:
> GRUB_CMDLINE_LINUX_DEFAULT="quiet
> resume=UUID=b4f71480-8fe3-43c2-99c9-fc3f5687545b libata.atapi_passthru16=0
> rd.modules-load=vfio-pci amd_iommu=on iommu=pt amdgpu.modeset=1
[...]

Would you try with "iommu=soft", aka disable the hardware one?
Maybe try tuning it off entirely.


You are receiving this mail because:
_______________________________________________
dri-devel mailing list
dri-devel@xxxxxxxxxxxxxxxxxxxxx
https://lists.freedesktop.org/mailman/listinfo/dri-devel

[Index of Archives]     [Linux DRI Users]     [Linux Intel Graphics]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite News]     [Linux Kernel]     [Linux SCSI]     [XFree86]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Linux Kernel]     [Linux SCSI]     [XFree86]
  Powered by Linux